1228 THE COLLIERY GUARDIAN. June 5, 1914. Coal Bunkers, Bentley Colliery, Doncaster, for Messrs. Barber, Walker & Co. Capacity, 400 tons. THE YORKSHIRE HENNEBIQUE CONTRACTING Co. Ltd., Viaduct Works, Kirkstall Road, Leeds. Grams--" Ferro, Leeds.' ’Phone—4A57 Leeds (two lines}. HENNEBIQUE FERRO-CONCRETE The best construction for all buildings and Engineering work. Used by the Admiralty, War Office, H.M. Office of Works, and the leading Corporations and Companies. 9leu0 Permitted faptodiM, Swale Powder. For Stone Work & Hard Coal. Faversham Powder No. 2. For Ripping and Coal. Moiling Powder. Albround Work. Kent Powder. For Round Coal. Gotten 9ou)der t£td. 24, WALBROOK, LONDON. THE GOSFORTH FOUNDRY CO. LTD Dronfield, near Sheffield. Malleable Ironfounders, G 5 2 Makers of all kinds of Driving and Elevator Chains, Sprocket Wheels, Elevator Buckets, &c.